| 基于FPGA的无人机图像去噪与压缩算法及仿真 |
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| 引用本文： | 骆盛,何人杰,白璘,何明一.基于FPGA的无人机图像去噪与压缩算法及仿真[J].测控技术,2011,30(5):36-40. |
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| 作者姓名： | 骆盛 何人杰 白璘 何明一 |
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| 作者单位： | 西北工业大学电子信息学院信息获取与处理陕西省重点实验室; |
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| 摘 要： | 图像去噪与压缩是无人机完成对地观测任务中图像处理的关键步骤,其性能制约着后续图像的处理速度.提出了一种基于提升小波变换的图像去噪与压缩相融合的算法,并以FPGA为平台,采用Ver-ilog HDL编程实现.在设计过程中,优化了算法流程和乘法器结构,之后采用ModelSim软件进行仿真.仿真结果表明,在FPGA上实现该算...
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| 关 键 词： | 提升小波变换 图像去噪 图像压缩 现场可编程门阵列 |
The Algorithm and Simulation of Image De-Noising and Compression Based on FPGA for Unmanned Air Vehicle |
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| LUO Sheng,HE Ren-jie,BAI Lin,HE Ming-yi.The Algorithm and Simulation of Image De-Noising and Compression Based on FPGA for Unmanned Air Vehicle[J].Measurement & Control Technology,2011,30(5):36-40. |
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| Authors: | LUO Sheng HE Ren-jie BAI Lin HE Ming-yi |
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| Affiliation: | LUO Sheng,HE Ren-jie,BAI Lin,HE Ming-yi (Shanxi Key Laboratory of Information Acquisition and Processing,School of Electronics and Information,Northwestern Polytechnical University,Xi' an 710129,China) |
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| Abstract: | Image de-noising and compression is the key steps of image processing to implement the tasks of earth observation for UAV(unmanned air vehicle).An algorithm of image de-noising and compression based on lifting wavelet transform is proposed,which takes FPGA as platform and uses Verilog HDL programming.During the course of designing,by improving the algorithm flow and optimizing the structure of multiplier,the algorithm is verified through simulation test by using ModelSim software.The results of simulation s... |
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| Keywords: | lifting wavelet transform image de-noising image compression FPGA |
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